2629505

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{311}}^1$

素因数の和:424

約数の個数: 16

約数和(自身を含む): 3369600

約数和(自身を除く): 740095

約数列:

[1, 5, 19, 89, 95, 311, 445, 1555, 1691, 5909, 8455, 27679, 29545, 138395, 525901, 2629505]

約数ペア:

[(1, 2629505), (5, 525901), (19, 138395), (89, 29545), (95, 27679), (311, 8455), (445, 5909), (1555, 1691)]